1984Final resultsIncumbent defeated
1984 election for Washington Legislative District 20
Washington State Senate · Washington
Stuart Halsan (D) won with 50.1% of the vote, defeating W. H. Fuller (R) by 0.1 points.
Stuart HalsanDemocrat · winner
50.1%18,938
W. H. FullerRepublican · incumbent
49.9%18,891
37,829 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET